"The cloud is a new environment with it's own very specific challenges that need independent consideration for testing, monitoring and analysis - you can't just take the techniques you use on a server or browser or client application or mobile app and transfer those to cloud services, you actually have to use different techniques, it's a completely new environment class to add to those four: it has a server-like environment, but resource competition similar to a browser and mobile app type unpredictability of uptime."